CN102678129A - Soil warehouse structure of soil pressure balanced type shield machine and soil pressure balanced type shield machine - Google Patents
Soil warehouse structure of soil pressure balanced type shield machine and soil pressure balanced type shield machine Download PDFInfo
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- CN102678129A CN102678129A CN2012101712790A CN201210171279A CN102678129A CN 102678129 A CN102678129 A CN 102678129A CN 2012101712790 A CN2012101712790 A CN 2012101712790A CN 201210171279 A CN201210171279 A CN 201210171279A CN 102678129 A CN102678129 A CN 102678129A
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- cutterhead
- bulkhead plate
- shield machine
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Abstract
The invention discloses a soil warehouse structure of a soil pressure balanced type shield machine and the soil pressure balanced type shield machine, and belongs to the field of construction equipment manufacturing. The soil warehouse structure of the soil pressure balanced type shield machine comprises a soil warehouse wall plate, a cutter disc, a cutter disc twisting leg, a power transmission ring, a drive box and a notch ring, wherein the drive box is fixedly connected with the notch ring; a main bearing is arranged in the drive box; one end of the cutter disc twisting leg is connected with the power transmission ring; the other end of the cutter disc twisting leg is connected with the cutter disc; and the soil warehouse wall plate is fixedly connected with the drive box. The soil pressure balanced type shield machine comprises a soil warehouse structure. According to the embodiment, the soil warehouse wall plate is fixed, and the cutter disc is rotated relative to the soil warehouse wall plate to ensure that the soil body of the central area in the soil warehouse forms a flowing state; and therefore, the condition that the soil body of the central area in the soil warehouse has good flowability is guaranteed, and the problem of the mud coking in the soil warehouse is effectively prevented.
Description
Technical field
The present invention relates to construction equipment and make field, particularly a kind of native chamber structure and balancing earth-pressure shielding machine of earth pressure balance shield machine.
Background technology
The shield tunnel development machine is called for short shield machine, is a kind of special engineering machinery of tunnel piercing, is widely used in construction of tunnel such as subway, railway, highway, municipal administration, water power, and earth pressure balance shield machine is one of shield machine that is widely used.
Earth pressure balance shield machine has the Tu Cang of sealing; Its groundwork process is the soil body through knife cutting the place ahead of rotation; Make the soil body get into and be full of Tu Cang from the cutterhead opening part, in tunneling process, the certain pressure of the soil body maintenance storehouse in; Be used for the soil pressure and the water pressure in balance the place ahead, under the basic condition that keeps earth pressure balance, discharge the soil body then from conveying worm.In the native storehouse of existing balancing earth-pressure shielding machine; The base bearing inner ring of drive unit links to each other with native bulkhead plate, and the outer ring links to each other with force transmission ring, native bulkhead plate and cutterhead is turned round leg and force transmission ring fuses; Make native bulkhead plate follow cutterhead and rotate together that native bulkhead plate and cutterhead are static relatively.
The inventor finds that there is following problem at least in prior art in realizing process of the present invention:
Shield machine is in tunneling process, and the Tu Cang central area soil body rotates with cutterhead, causes the Tu Cang central area soil body to flow and freely maybe can't not flow, and occurs mud cake easily.Especially on the clay stratum, the soil body of Tu Cang central area more is easy to generate mud cake, and then causes native storehouse temperature to raise, and bad seals is tunneled slowly even can't be tunneled.
Summary of the invention
In order to solve easy incrusted problem in the native storehouse that exists in the prior art, the embodiment of the invention provides a kind of native chamber structure and balancing earth-pressure shielding machine of earth pressure balance shield machine.Said technical scheme is following:
On the one hand; The embodiment of the invention provides a kind of native chamber structure of earth pressure balance shield machine; Comprise that native bulkhead plate, cutterhead, cutterhead turn round leg, force transmission ring, driving box and otch ring, said driving box is fixedly connected with said otch ring, is provided with base bearing in the said driving box; Said cutterhead is turned round leg one end and is linked to each other with said force transmission ring; Said cutterhead is turned round the leg other end and is linked to each other with said cutterhead, and said force transmission ring is connected with the inner ring or the outer ring of said base bearing, and said native bulkhead plate is fixedly connected with said driving box.
Particularly, the side that said native bulkhead plate is relative with said cutterhead is provided with fixedly stirring rod.
Particularly, the axis of said fixedly stirring rod is vertical with the plate face of said native bulkhead plate.
Preferably, said fixedly stirring rod is one, and is located at said native bulkhead plate middle part.
Preferably, said native bulkhead plate is circular.
Further, said force transmission ring adopts welding or bolt to be connected with the inner ring or the outer ring of base bearing.
Further, the side that said native bulkhead plate is relative with said cutterhead is provided with and stirs convexity.
Further, be provided with reinforcing rib between said driving box and the said native bulkhead plate.
On the other hand, the embodiment of the invention provides a kind of balancing earth-pressure shielding machine with native chamber structure, and said balancing earth-pressure shielding machine comprises above-mentioned native chamber structure.
The beneficial effect that the technical scheme that the embodiment of the invention provides is brought is: the embodiment of the invention is fixedly connected native bulkhead plate with driving box; Driving box is fixed on the otch ring; Force transmission ring is connected through bolt with inner ring or outer ring on the base bearing, with in tunneling process, for cutterhead excavation driving provides needed driving torque; Cutterhead is turned round leg one end and is linked to each other with force transmission ring; The other end links to each other with cutterhead and is used for transfer torque, makes native bulkhead plate and cutterhead and force transmission ring relatively rotate, and so just makes the soil body of native chamber structure central area between cutterhead and native bulkhead plate, form flow regime; Thereby the soil body that guarantees native chamber structure central area has good flowability, has effectively prevented incrusted problem in the native chamber structure.
Description of drawings
In order to be illustrated more clearly in the technical scheme in the embodiment of the invention; The accompanying drawing of required use is done to introduce simply in will describing embodiment below; Obviously, the accompanying drawing in describing below only is some embodiments of the present invention, for those of ordinary skills; Under the prerequisite of not paying creative work, can also obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the native chamber structure sketch map of a kind of earth pressure balance shield machine of providing of the embodiment of the invention 1;
Fig. 2 is that the native bulkhead plate that the embodiment of the invention 1 provides reaches the fixedly main TV structure sketch map of stirring rod;
Fig. 3 is that the native bulkhead plate that the embodiment of the invention 1 provides reaches the fixedly side-looking structural representation of stirring rod;
Fig. 4 is the driving box that provides of the embodiment of the invention 1 and the structural representation of native bulkhead plate.
Among the figure: 1-soil bulkhead plate, 2-force transmission ring, fixedly stirring rod, 4-cutterhead are turned round leg, 5-cutterhead, 6-otch ring, 7-driving box, 8-bolt, 9-base bearing, 10-reinforcing rib to 3-.
The specific embodiment
For making the object of the invention, technical scheme and advantage clearer, embodiment of the present invention is done to describe in detail further below in conjunction with accompanying drawing.
Like Fig. 1 and shown in Figure 4, the native chamber structure of a kind of earth pressure balance shield machine that the embodiment of the invention provides comprises that native bulkhead plate 1, cutterhead 5, cutterhead turn round leg 4, force transmission ring 2, driving box 7 and otch ring 6; Driving box 7 is fixedly connected with otch ring 6; Be provided with base bearing 9 in the driving box 7, cutterhead is turned round leg 4 one ends and is linked to each other with force transmission ring 2, and cutterhead is turned round leg 4 other ends and linked to each other with cutterhead 5; Force transmission ring 2 is connected with the inner ring or the outer ring of base bearing 9, and native bulkhead plate 1 is fixedly connected with driving box 7.
Preferably, in conjunction with Fig. 2 and Fig. 3, in the present embodiment, native bulkhead plate 1 is provided with fixedly stirring rod 3 with cutterhead 5 relative sides.Fixedly the axis of stirring rod 3 is vertical with the plate face of native bulkhead plate 1.Further, fixedly stirring rod 3 is one, and is located at native bulkhead plate 1 middle part.When the soil body of cutterhead 5 drive Tu Cang central areas rotates, can stir the soil body of rotation, it is mobile to increase the soil body, further prevents the generation of mud lining phenomenon.
Need to prove that in the present embodiment, what be provided with on the native bulkhead plate 1 is fixing stirring rod 3, in other embodiments, also can on a side relative of native bulkhead plate 1, be provided with and stir convexity with cutterhead 5.In addition, fixedly the angle of the number of stirring rod 3, position and axis thereof and native bulkhead plate 1 also can be provided with according to actual needs.
Particularly, native bulkhead plate 1 can be circle.
Particularly, force transmission ring adopts bolt to be connected with the inner ring or the outer ring of said base bearing 9.
Further, be provided with reinforcing rib 10 between driving box 7 and the native bulkhead plate 1.
The operating principle and the effect of the native chamber structure of the earth pressure balance shield machine that the following brief account embodiment of the invention provides.
During the native chamber structure work of the earth pressure balance shield machine that the embodiment of the invention provides, force transmission ring 2 is connected through bolt 8 with inner ring on the base bearing 9, for cutterhead 5 excavates to tunnel needed driving torque is provided; Cutterhead is turned round leg 4 one ends and is linked to each other with force transmission ring 2; The other end links to each other with cutterhead 5 and is used for transfer torque, cutterhead 5 is rotated be used to cut the soil body, promptly when cutterhead 5 rotates; Soil bulkhead plate 1 is motionless, and cutterhead 5 relatively rotates with native bulkhead plate 1.That is to say; In tunneling process; Soil bulkhead plate 1 is fixed, and cutterhead 5 relatively rotates with respect to native bulkhead plate 1, so just makes the soil body of Tu Cang central area form flow regime; Thereby the soil body that guarantees the Tu Cang central area has good flowability, has effectively prevented incrusted problem in the native storehouse.In addition, when the soil body in the native storehouse of cutterhead 5 drives rotated, the fixedly stirring rod 3 on the native bulkhead plate 1 can be stirred in the soil body that rotates in the native storehouse, has increased the flowability of the soil body, further prevents the generation of mud lining phenomenon.
Embodiment 2
The embodiment of the invention provides a kind of balancing earth-pressure shielding machine, and this balancing earth-pressure shielding machine comprises the native chamber structure among the embodiment 1, and the otch ring of native chamber structure (being anterior shield) is connected with the middle shield of balancing earth-pressure shielding machine.
The embodiment of the invention is fixedly connected native bulkhead plate with driving box, driving box 7 is fixed on the otch ring 6, and force transmission ring 2 is connected through bolt with inner ring or outer ring on the base bearing 9; In tunneling process; Link to each other with force transmission ring 2 for cutterhead 5 excavation drivings provide needed driving torque, cutterhead to turn round leg 4 one ends, the other end links to each other with cutterhead 5 and is used for transfer torque; Make native bulkhead plate 1 and cutterhead 5 and force transmission ring 2 relatively rotate; So just make the soil body of Tu Cang central area between cutterhead 5 and native bulkhead plate 1, form flow regime, thereby the soil body that guarantees the Tu Cang central area have good flowability, has effectively prevented incrusted problem in the native storehouse.
The above is merely preferred embodiment of the present invention, and is in order to restriction the present invention, not all within spirit of the present invention and principle, any modification of being done, is equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (9)
1. native chamber structure that is used for earth pressure balance shield machine; Comprise that native bulkhead plate (1), cutterhead (5), cutterhead turn round leg (4), force transmission ring (2), driving box (7) and otch ring (6); Said driving box (7) is fixedly connected with said otch ring (6), is provided with base bearing (9) in the said driving box (7), and said cutterhead is turned round leg (4) one ends and linked to each other with said force transmission ring (2); Said cutterhead is turned round leg (4) other end and is linked to each other with said cutterhead (5); It is characterized in that said force transmission ring (2) is connected with the inner ring or the outer ring of said base bearing (9), said native bulkhead plate (1) is fixedly connected with said driving box (7).
2. native chamber structure according to claim 1 is characterized in that, the side that said native bulkhead plate (1) is relative with said cutterhead (5) is provided with fixedly stirring rod (3).
3. native chamber structure according to claim 2 is characterized in that, the axis of said fixedly stirring rod (3) is vertical with the plate face of said native bulkhead plate (1).
4. native chamber structure according to claim 3 is characterized in that, said fixedly stirring rod (3) is one, and is located at said native bulkhead plate (1) middle part.
5. native chamber structure according to claim 1 is characterized in that, said native bulkhead plate (1) is circular.
6. native chamber structure according to claim 1 is characterized in that, said force transmission ring (2) adopts welding or bolt to be connected with the inner ring or the outer ring of said base bearing (9).
7. native chamber structure according to claim 1 is characterized in that, the side that said native bulkhead plate (1) is relative with said cutterhead (5) is provided with and stirs convexity.
8. native chamber structure according to claim 1 is characterized in that, is provided with reinforcing rib (10) between said driving box (7) and the said native bulkhead plate (1).
9. a balancing earth-pressure shielding machine is characterized in that, said balancing earth-pressure shielding machine comprises each said native chamber structure like claim 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101712790A CN102678129A (en) | 2012-05-29 | 2012-05-29 | Soil warehouse structure of soil pressure balanced type shield machine and soil pressure balanced type shield machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101712790A CN102678129A (en) | 2012-05-29 | 2012-05-29 | Soil warehouse structure of soil pressure balanced type shield machine and soil pressure balanced type shield machine |
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| CN102678129A true CN102678129A (en) | 2012-09-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2012101712790A Pending CN102678129A (en) | 2012-05-29 | 2012-05-29 | Soil warehouse structure of soil pressure balanced type shield machine and soil pressure balanced type shield machine |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103670422A (en) * | 2013-06-18 | 2014-03-26 | 江苏银旭隧道机械有限公司 | Coring shield mechanism of tunnel boring machine |
| CN104131818A (en) * | 2014-07-18 | 2014-11-05 | 中铁工程装备集团有限公司 | Center rotary joint of earth pressure balance shield machine |
| CN104265310A (en) * | 2014-09-20 | 2015-01-07 | 无锡市翱宇特新科技发展有限公司 | Soil cabin structure of shield machine |
| CN105201522A (en) * | 2015-10-13 | 2015-12-30 | 上海隧道工程有限公司 | Earth pressure balance push bench |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06108781A (en) * | 1991-02-20 | 1994-04-19 | Daiho Constr Co Ltd | Underground excavator |
| JP2003035093A (en) * | 2001-07-26 | 2003-02-07 | Kawasaki Heavy Ind Ltd | Shield machine |
| CN2782931Y (en) * | 2004-12-30 | 2006-05-24 | 大连华锐股份有限公司 | Bow shape support for cutter disk of shield machine |
| CN101798928A (en) * | 2009-02-09 | 2010-08-11 | 上海力行工程技术发展有限公司 | Large-diameter earth pressure balance shield machine |
| CN202125298U (en) * | 2011-06-22 | 2012-01-25 | 上海力行工程技术发展有限公司 | Device avoiding mud cake sticking to cutter disc |
-
2012
- 2012-05-29 CN CN2012101712790A patent/CN102678129A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH06108781A (en) * | 1991-02-20 | 1994-04-19 | Daiho Constr Co Ltd | Underground excavator |
| JP2003035093A (en) * | 2001-07-26 | 2003-02-07 | Kawasaki Heavy Ind Ltd | Shield machine |
| CN2782931Y (en) * | 2004-12-30 | 2006-05-24 | 大连华锐股份有限公司 | Bow shape support for cutter disk of shield machine |
| CN101798928A (en) * | 2009-02-09 | 2010-08-11 | 上海力行工程技术发展有限公司 | Large-diameter earth pressure balance shield machine |
| CN202125298U (en) * | 2011-06-22 | 2012-01-25 | 上海力行工程技术发展有限公司 | Device avoiding mud cake sticking to cutter disc |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103670422A (en) * | 2013-06-18 | 2014-03-26 | 江苏银旭隧道机械有限公司 | Coring shield mechanism of tunnel boring machine |
| CN104131818A (en) * | 2014-07-18 | 2014-11-05 | 中铁工程装备集团有限公司 | Center rotary joint of earth pressure balance shield machine |
| CN104265310A (en) * | 2014-09-20 | 2015-01-07 | 无锡市翱宇特新科技发展有限公司 | Soil cabin structure of shield machine |
| CN105201522A (en) * | 2015-10-13 | 2015-12-30 | 上海隧道工程有限公司 | Earth pressure balance push bench |
| CN105201522B (en) * | 2015-10-13 | 2017-12-12 | 上海隧道工程有限公司 | Soil pressing balance pipe jacking machine |
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Application publication date: 20120919 |